IIRC, it was a 260 block and the sleeves extended above the deck to effectively
o-ring it..??
It definitely was 260 CID.
The high compression must have made the power...??
Gary
-------------- Original message --------------
From: "Greg Koss" <Greg.Koss@trw.com>
> From Doane's talk at SUNI in Colorado, he also said the heads were o-ringed
> and was running between 13 and 14-1/2 to 1 compression.
>
> >>> "Smit, Theo" 6/18/2007 11:21 AM >>>
> Hi Tim,
> I've heard that Doane built his "260" using a sleeved 289 block. That
> approach gives you significantly thicker effective cylinder walls and
> would allow notching of the bores at the top without as much worry about
> hitting the cooling passages. He reportedly achieved 360 BHP, and if
> that's accurate he must have used every trick in the book plus several
> others. According to the various writeups I've read about his campaign
> with the Tiger, Rootes didn't get all of the engine that he ran in the
> Tiger when the contract expired, since he figured he shouldn't have to
> teach anyone else how to build fast Ford engines.
>
> Best regards,
> Theo
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